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2-Way Modulating Vertical Floa

2-Way Modulating Vertical Floa
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BERMAD Waterworks Pilot Series 2-Way Modulating Vertical Float Float pilot Base plate Model #67 This adjustable 2-Way Modulating Vertical Float is actuated by the “locked in place” float either pulling the float assembly rod down or floating it up. This float can be used to control reservoir filling or emptying: used as a filling level control pilot, it throttles closed as level rises towards set point. n When used as an emptying level control pilot, it modulates open as level rises towards set point. Balancing weight The extendable rod is to be balanced by counterweights installed on the lever system according to rod length and system pressure. Technical Data Pressure Rating: 25 bar (350 psi) Working Temperature: Water up to 80˚C (180˚F) Flow Factor: Kv 1.3 (Cv 1.5) Ports: 3/8” NPT Standard Materials: 2-Way pilot body: Brass Elastomers: NBR Internals: Stainless Steel & Brass Lever System: Brass Float: Plastic Float Rod: Stainless Steel Base Plate: Fusion bonded epoxy coated Steel Optional Materials: Metal Parts: Stainless Steel, Nickel Aluminum Bronze, Hastalloy Elastomers: FPM (Viton®) Upper stopper Lower stopper Reservoir inlet (Model: 67) Control Chamber Vent Reservoir outlet (Model: 67A) Vent Control Chamber Notes: n Rod length: 54 cm (21”) n Each extension rod adds 56 cm (22”). One extension rod supplied n Extra counterweight might be required according to rod length and high operating pressure n Float hydraulic connections: 1/2”or larger tube n For 24-32” (600-800 mm) valves use the high capacity float pilot Model #67HC Lever system connection

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BERMAD Waterworks Pilot Series 700 Typical Installation Float Assembly Tank Cover Tank Bracket Balancing* or Stilling Tank Minimum Clearance Water Level Tank Isolating Valve Ø2” Simulation Valve Ø3/4” Ø2” Coupling * Optional: For balancing tank external installation only Lowest possible location Tank Cover info@bermad.com • www.bermad.com The information herein is subject to change without notice. BERMAD shall not be held liable for any errors. All rights reserved. © Copyright by BERMAD. PCBXE67 09

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